New Study of Weather Effects – Safe Home Alabama

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June 26th, 2019

The purpose of this report is to update the quantitative relationships between wet weather (and resulting wet pavement) on crash frequency and severity that were original reported in a Power Point presentation in 2014.

The objective of this second update is to determine the degree to which the dramatic increase in fatal crashes in CY2016 (illustrated in bold in the cross-tabulation below) was affected by weather. To do this the exact same approach used to assess the 2018 data was applied to the 2016 data.